X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6ee654e6bb28d20841d115f667239739e3ac42ef..15495b26032c30a9edc07d30e18cfd0a4f207e86:/src/common/fs_zip.cpp diff --git a/src/common/fs_zip.cpp b/src/common/fs_zip.cpp index a1ad5cd8f3..b8ef9b69f9 100644 --- a/src/common/fs_zip.cpp +++ b/src/common/fs_zip.cpp @@ -3,89 +3,145 @@ // Purpose: ZIP file system // Author: Vaclav Slavik // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWindows Licence +// CVS-ID: $Id$ +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation -#endif - #include "wx/wxprec.h" -#ifdef __BORDLANDC__ +#ifdef __BORLANDC__ #pragma hdrstop #endif -#if wxUSE_FS_ZIP +#if wxUSE_FILESYSTEM && wxUSE_FS_ZIP && wxUSE_ZIPSTREAM && wxUSE_ZLIB #ifndef WXPRECOMP -#include "wx/wx.h" + #include "wx/intl.h" + #include "wx/log.h" #endif #include "wx/filesys.h" +#include "wx/wfstream.h" #include "wx/zipstrm.h" #include "wx/fs_zip.h" -/* Not the right solution (paths in makefiles) but... */ -#ifdef __BORLANDC__ -#include "../common/unzip.h" -#else -#include "unzip.h" -#endif +//--------------------------------------------------------------------------- +// wxZipFSInputStream +//--------------------------------------------------------------------------- +// Helper class for wxZipFSHandler -//-------------------------------------------------------------------------------- -// wxZipFSHandler -//-------------------------------------------------------------------------------- +class wxZipFSInputStream : public wxZipInputStream +{ + public: + wxZipFSInputStream(wxFSFile *file) + : wxZipInputStream(*file->GetStream()) + { + m_file = file; +#if 1 //WXWIN_COMPATIBILITY_2_6 + m_allowSeeking = true; +#endif + } + virtual ~wxZipFSInputStream() { delete m_file; } + private: + wxFSFile *m_file; +}; + +//---------------------------------------------------------------------------- +// wxZipFSHandler +//---------------------------------------------------------------------------- wxZipFSHandler::wxZipFSHandler() : wxFileSystemHandler() { m_Archive = NULL; m_ZipFile = m_Pattern = m_BaseDir = wxEmptyString; - m_AllowDirs = m_AllowFiles = TRUE; + m_AllowDirs = m_AllowFiles = true; + m_DirsFound = NULL; } wxZipFSHandler::~wxZipFSHandler() { - if (m_Archive) - unzClose((unzFile)m_Archive); + Cleanup(); } +void wxZipFSHandler::Cleanup() +{ + wxDELETE(m_Archive); + wxDELETE(m_DirsFound); +} + + bool wxZipFSHandler::CanOpen(const wxString& location) { wxString p = GetProtocol(location); - return (p == wxT("zip") ); + return (p == wxT("zip")); } - - wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& location) { wxString right = GetRightLocation(location); wxString left = GetLeftLocation(location); - wxInputStream *s; + wxZipInputStream *s; - if (GetProtocol(left) != wxT("file")) { - return NULL; + if (right.Contains(wxT("./"))) + { + if (right.GetChar(0) != wxT('/')) right = wxT('/') + right; + wxFileName rightPart(right, wxPATH_UNIX); + rightPart.Normalize(wxPATH_NORM_DOTS, wxT("/"), wxPATH_UNIX); + right = rightPart.GetFullPath(wxPATH_UNIX); } - s = new wxZipInputStream(left, right); - if (s && (s -> LastError() == wxStream_NOERROR)) { - return new wxFSFile(s, + if (right.GetChar(0) == wxT('/')) right = right.Mid(1); + + // a new wxFileSystem object is needed here to avoid infinite recursion + wxFSFile *leftFile = wxFileSystem().OpenFile(left); + if (!leftFile) + return NULL; + + s = new wxZipFSInputStream(leftFile); + if (s && s->IsOk()) + { +#if wxUSE_DATETIME + wxDateTime dtMod; +#endif // wxUSE_DATETIME + + bool found = false; + while (!found) + { + wxZipEntry *ent = s->GetNextEntry(); + if (!ent) + break; + + if (ent->GetInternalName() == right) + { + found = true; + dtMod = ent->GetDateTime(); + } + + delete ent; + } + if (found) + { + return new wxFSFile(s, left + wxT("#zip:") + right, GetMimeTypeFromExt(location), - GetAnchor(location), - wxDateTime(wxFileModificationTime(left))); + GetAnchor(location) +#if wxUSE_DATETIME + , dtMod +#endif // wxUSE_DATETIME + ); + } } - else return NULL; + + delete s; + return NULL; } @@ -94,36 +150,48 @@ wxString wxZipFSHandler::FindFirst(const wxString& spec, int flags) { wxString right = GetRightLocation(spec); wxString left = GetLeftLocation(spec); - - if (right.Last() == wxT('/')) right.RemoveLast(); - if (m_Archive) { - unzClose((unzFile)m_Archive); - m_Archive = NULL; - } + if (!right.empty() && right.Last() == wxT('/')) right.RemoveLast(); - if (GetProtocol(left) != wxT("file")) { - return wxEmptyString; + if (m_Archive) + { + delete m_Archive; + m_Archive = NULL; } - switch (flags) { - case wxFILE : m_AllowDirs = FALSE, m_AllowFiles = TRUE; break; - case wxDIR : m_AllowDirs = TRUE, m_AllowFiles = FALSE; break; - default : m_AllowDirs = m_AllowFiles = TRUE; break; + switch (flags) + { + case wxFILE: + m_AllowDirs = false, m_AllowFiles = true; break; + case wxDIR: + m_AllowDirs = true, m_AllowFiles = false; break; + default: + m_AllowDirs = m_AllowFiles = true; break; } m_ZipFile = left; - m_Archive = (void*) unzOpen(m_ZipFile.fn_str()); + + wxFSFile *leftFile = wxFileSystem().OpenFile(left); + if (leftFile) + m_Archive = new wxZipFSInputStream(leftFile); + m_Pattern = right.AfterLast(wxT('/')); m_BaseDir = right.BeforeLast(wxT('/')); + if (m_BaseDir.StartsWith(wxT("/"))) + m_BaseDir = m_BaseDir.Mid(1); - if (m_Archive) { - if (unzGoToFirstFile((unzFile)m_Archive) != UNZ_OK) { - unzClose((unzFile)m_Archive); - m_Archive = NULL; + if (m_Archive) + { + if (m_AllowDirs) + { + delete m_DirsFound; + m_DirsFound = new wxZipFilenameHashMap(); + if (right.empty()) // allow "/" to match the archive root + return spec; } + return DoFind(); } - return DoFind(); + return wxEmptyString; } @@ -138,43 +206,51 @@ wxString wxZipFSHandler::FindNext() wxString wxZipFSHandler::DoFind() { - static char namebuf[1024]; // char, not wxChar! - char *c; - wxString fn, dir, name; + wxString namestr, dir, filename; wxString match = wxEmptyString; - bool wasdir; while (match == wxEmptyString) { - unzGetCurrentFileInfo((unzFile)m_Archive, NULL, namebuf, 1024, NULL, 0, NULL, 0); - for (c = namebuf; *c; c++) if (*c == wxT('\\')) *c = wxT('/'); - fn = namebuf; - if (fn.Last() == wxT('/')) { - fn.RemoveLast(); - wasdir = TRUE; - } - else wasdir = FALSE; - - name = fn.AfterLast(wxT('/')); - dir = fn.BeforeLast(wxT('/')); - - if (dir == m_BaseDir) { - if (m_AllowFiles && !wasdir && wxMatchWild(m_Pattern, name, FALSE)) - match = m_ZipFile + wxT("#zip:") + fn; - if (m_AllowDirs && wasdir && wxMatchWild(m_Pattern, name, FALSE)) - match = m_ZipFile + wxT("#zip:") + fn; - } - - if (unzGoToNextFile((unzFile)m_Archive) != UNZ_OK) { - unzClose((unzFile)m_Archive); + wxZipEntry *entry = m_Archive->GetNextEntry(); + if (!entry) + { + delete m_Archive; m_Archive = NULL; break; } + namestr = entry->GetName(wxPATH_UNIX); + delete entry; + + if (m_AllowDirs) + { + dir = namestr.BeforeLast(wxT('/')); + while (!dir.empty()) + { + if( m_DirsFound->find(dir) == m_DirsFound->end() ) + { + (*m_DirsFound)[dir] = 1; + filename = dir.AfterLast(wxT('/')); + dir = dir.BeforeLast(wxT('/')); + if (!filename.empty() && m_BaseDir == dir && + wxMatchWild(m_Pattern, filename, false)) + match = m_ZipFile + wxT("#zip:") + dir + wxT("/") + filename; + } + else + break; // already tranversed + } + } + + filename = namestr.AfterLast(wxT('/')); + dir = namestr.BeforeLast(wxT('/')); + if (m_AllowFiles && !filename.empty() && m_BaseDir == dir && + wxMatchWild(m_Pattern, filename, false)) + match = m_ZipFile + wxT("#zip:") + namestr; } - + return match; } -#endif // wxUSE_FS_ZIP +#endif + //wxUSE_FILESYSTEM && wxUSE_FS_ZIP && wxUSE_ZIPSTREAM